# ARM64

> 64-bit ARM.

## Definition

* **Type:** Field
* **Namespace:** [UnityEditor.OSXStandalone](/engine/6000.6/script-reference/unityeditor/osxstandalone.md)
* **Assembly:** UnityEditor.OSXStandalone.Extensions

> **Warning:**
>
> **Deprecated.** MacOSArchitecture has been obsoleted, please use UnityEditor.Build.OSArchitecture
>
> **Upgrade to** [OSArchitecture](/engine/6000.6/script-reference/unityeditor/build/osarchitecture.md)

```csharp
ARM64 = 1
```